submillimeter wave radiation

noun

Electromagnetic waves with a wavelength less than one millimeter (the band begins at about 0.3 THz). A term often used by radio astronomers.

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Meanings

nounsubmillimeter wave radiation (uncountable)
  1. uncountableastronomyElectromagnetic waves with a wavelength less than one millimeter (the band begins at about 0.3 THz). A term often used by radio astronomers.
  2. uncountableengineeringElectromagnetic waves roughly in the band less than 1 millimeter in wavelength, used as a synonym for T-ray or T-wave
  3. uncountableterahertz radiation
Cite this entry
APA

submillimeter wave radiation. (n.d.). In WatkinsX Dictionary. Retrieved November 5, 2026, from https://dictionary.watkinsx.com/word/submillimeter%20wave%20radiation

MLA

“submillimeter wave radiation.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/submillimeter%20wave%20radiation. Accessed November 5, 2026.

Chicago

WatkinsX Dictionary, s.v. “submillimeter wave radiation,” accessed November 5, 2026, https://dictionary.watkinsx.com/word/submillimeter%20wave%20radiation.

Source: submillimeter wave radiation on Wiktionary, CC BY-SA 4.0.